Demo

DHS Senior Tier Network Support Personnel

OneZero Solutions
Washington, DC Full Time
POSTED ON 6/12/2026
AVAILABLE BEFORE 6/11/2031

We are an employee-centric company that truly appreciates our team members and their value to our customers and the missions they support. We pride ourselves on being forward-leaning thinkers and fostering teams that are and continue to be technically proficient and technically capable across a comprehensive range of cyber mission areas. OneZero full-time employees receive an extremely competitive benefits package that includes health/dental/vision/life insurance plans, 401K with company matching, PTO & paid holidays, employee referral program, and educational assistance. Additional details can be found on our website at: https://www.onezerollc.com/careers/

Position Title: DHS Senior Tier Network Support Personnel

Location: NCR

Clearance: TS/SCI

Job Summary: The Senior-Tier Network Support Personnel will be responsible for operations & maintenance (O&M), troubleshooting, network engineering, documentation support, and lifecycle management of a DHS enterprise network.

Education and Experience:

  • Top Security/Sensitive Compartmented Information (TS/SCI) clearance as a US citizen.
  • Counterintelligence (CI) Polygraph preferred.
  • Minimum Certified Cisco Network Associate (CCNA).
  • Minimum Security certification required.
  • Must maintain a professional certification in accordance with the Department of Defense 8570.01-M, Information Assurance Workforce Improvement Program.
  • Must satisfy and sustain DoD IA training and certification requirements (see DoD 8570.01-M, Chapters 3, 4, 6, and 11).

Essential Duties:

The candidate will be responsible for:

  • Provide Senior Tier engineer support for new approved enterprise locations or modernization efforts to existing locations.
  • Provide expertise, to include engineering, planning, drawings and cost estimations, to new network expansions
  • Travel to enterprise location in support of engineering efforts to perform hardware refreshes and hardware installation, maintenance, and troubleshooting.
  • Provide documentation updates, or support, related to network compliance for Authority to Operate (ATO), Security Technical Implementation Guidance (STIG), or other Information Assurance (IA) policy instruction for network connectivity.
  • Update, or create, required documentation, for compliance or operational necessity of network elements per applicable SOP.
  • Perform applicable patch management related to compliance instructions, communicate status to the COR, and recommend changes required to maintain compliance.

Knowledge, Skill and Abilities:

  • Proficiency in Solarwinds Monitoring Software and System Logs.
  • Ability to communicate effectively with service providers, external customers, and site representatives.
  • Ability to travel to enterprise locations for engineering efforts and customer support efforts as approved by the COR.

Security and Citizenship Requirements:

  • Must be citizens of the United States and meet the security background criteria.
  • Must have a favorably adjudicated background investigation.
  • Will be held responsible for applying for, obtaining and maintaining a valid Common Access Card (CAC) as a condition of continued employment under the contract.

Salary.com Estimation for DHS Senior Tier Network Support Personnel in Washington, DC
$96,791 to $115,578
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